Switch to offset based approach to cell status based approach

By @twodayslate :
Improvements to initial offset
Switch to offset based approach to cell status based approach
Replaces AnyView with ViewBuilder

0.9.4

Add support for an initial offset by @twodayslate
This helps for user onboarding and adds some discoverability.

0.9.3

Bump introspect version to 0.1.4

can get cell status from environment now

0.9.2

fix

0.9.1

iOS14style,bug fix

进一步修复了bug,并改善了动画

0.9.0

进一步改善销毁按钮动画

0.8.8

Delete Demo.gif

update dismiss,Demo

0.8.7

重写了dismiss for scrollview.更新了Demo

update demo code

0.8.6

update demo code

0.8.4

fix bug